#A64F00
Closest named color: Cinnamon (#AC4F06). oklch(52.7% 0.136 51.7), rgb(166, 79, 0).
Aa
White text reads best on this color (5.61:1).
About this color
#A64F00 is a medium-dark, moderately saturated brown. In OKLCH its lightness is 53%, its chroma 0.136 and its hue 52°. Its hue sits on the warm side of the wheel. The nearest named color is Cinnamon (#AC4F06), ΔE 0.012 away. White text reads best on it, at 5.61:1.
| Hue family | Browns |
| Lightness | medium-dark (53%) |
| Chroma | moderately saturated (0.136) |
| Temperature | warm |
| Nearest name | Cinnamon (#AC4F06) |
| Black text | 3.73:1 |
| White text | 5.61:1 |
Values
| HEX | #A64F00 |
| RGB | rgb(166, 79, 0) |
| HSL | hsl(29, 100%, 33%) |
| OKLCH | oklch(52.7% 0.136 51.7) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #A64F00 | 5.61:1 | AA | Lc -82.7 | Fine for body text |
| Black text on #A64F00 | 3.73:1 | AA large text | Lc 26.6 | Dividers and decoration only |
| #A64F00 text on white | 5.61:1 | AA | Lc 77.4 | Fine for body text |
| #A64F00 text on black | 3.73:1 | AA large text | Lc -24.3 | Dividers and decoration only |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 600.
-
Step 50
50
#FAF4F1
oklch(97.1% 0.008 48.7)
-
Step 100
100
#F4E7DF
oklch(93.6% 0.018 54)
-
Step 200
200
#ECD3C5
oklch(88.4% 0.034 51.2)
-
Step 300
300
#E2B69D
oklch(80.9% 0.062 51.1)
-
Step 400
400
#D18F67
oklch(70.7% 0.097 51.8)
-
Step 500
500
#C4713B
oklch(63.1% 0.125 51.6)
-
Step 600
600 (this color)
#A64F00
oklch(52.7% 0.136 51.7)
-
Step 700
700
#974700
oklch(49.2% 0.127 51.6)
-
Step 800
800
#7A3B09
oklch(42.7% 0.104 51.9)
-
Step 900
900
#633312
oklch(37.7% 0.082 51.7)
-
Step 950
950
#3A1E0C
oklch(26.9% 0.052 51.5)
#A64F00 with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #695B00 | 0.115 |
| Deuteranopia (no green cones) | #7E6F00 | 0.104 |
| Tritanopia (no blue cones) | #B73A43 | 0.083 |
| Achromatopsia (no color) | #676767 | 0.137 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A64F00
#A64F00
oklch(52.7% 0.136 51.7)
- #00759E
#00759E
oklch(52.8% 0.107 231.7)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #A64F00, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cinnamon #AC4F06 ΔE 0.012
- Sienna #A0522D ΔE 0.026
- Burnt Umber #A0450E ΔE 0.028
- Warm Brown #964E02 ΔE 0.031
- Burnt Siena #B75203 ΔE 0.035
- Raw Umber #A75E09 ΔE 0.035
- Sepia #985E2B ΔE 0.040
- Orangey Brown #B16002 ΔE 0.047
Use #A64F00 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.